Borthwick Institute for Archives (GB-Ybi)

York, England

Sources in this Archive

Source name Date Type Surface
GB-Ybi Mus. 1 (York Masses) 15th century: c.1490-1515 fragments Paper
GB-Ybi Mus. 2 (Nesciens mater Fragment) 15th century: c.1400 fragment Parchment
GB-Ybi Mus. 9 15th century: c.1400 fragment Parchment